Text ( visual ) : unmediated Byte wars : the impact of September 11 on information technology / Ed Yourdon. -- Upper Saddle River, NJ : Prentice Hall PTR , c2002. -- xvii, 314 p. : ill. ; 24 cm.. -- (Yourdon Press computing series). -- Includes bibliographical references (p. 299-302) and index ; HTTP:URL=http://www.loc.gov/catdir/toc/fy032/2002283696.html Information=Table of contents. -- ISBN 0130477257 ; (BA63721419) ; https://ci.nii.ac.jp/ncid/BA63721419 Other Title(s): Impact of September 11 on information technology. -- Author Heading(s): Yourdon, Edward. -- Classification(s): LCC : QA76.9.A25 ; DC21 : 004/.068. -- Subject Heading(s): LCSH : Computer security -- United States ; LCSH : Computer networks -- Security measures -- United States ; LCSH : Information technology -- United States -- Management ; LCSH : September 11 Terrorist Attacks, 2001 ; LCSH : Cyberterrorism -- Prevention